Detailed information of TA system TA031780

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): mazEF/MazF(toxin)
• Location: 489196..489833
• Replicon: chromosome
• Accession: NZ_AP018402
• Organism: Bacillus velezensis strain S141

Toxin (Protein)

• Gene name: mazF
• Uniprot ID: G4NU33
• Locus tag: BVS141_RS02500
• Protein ID: WP_003156187.1
• Coordinates: 489483..489833 (+)
• Length: 117 a.a.

Antitoxin (Protein)

• Gene name: mazE
• Uniprot ID: I2HMS5
• Locus tag: BVS141_RS02495
• Protein ID: WP_003156188.1
• Coordinates: 489196..489477 (+)
• Length: 94 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
BVS141_RS02475	485561..486160	-	600	WP_003156193.1	rhomboid family intramembrane serine protease	-
BVS141_RS02480	486253..486618	+	366	WP_007410229.1	holo-ACP synthase	-
BVS141_RS02485	486783..487790	+	1008	WP_007410230.1	outer membrane lipoprotein carrier protein LolA	-
BVS141_RS02490	487907..489076	+	1170	WP_025284272.1	alanine racemase	-
BVS141_RS02495	489196..489477	+	282	WP_003156188.1	type II toxin-antitoxin system antitoxin EndoAI	Antitoxin
BVS141_RS02500	489483..489833	+	351	WP_003156187.1	type II toxin-antitoxin system endoribonuclease NdoA	Toxin
BVS141_RS02505	489951..490772	+	822	WP_003156182.1	STAS domain-containing protein	-
BVS141_RS02510	490777..491142	+	366	WP_003156180.1	RsbT antagonist protein RsbS	-
BVS141_RS02515	491145..491546	+	402	WP_003156178.1	anti-sigma regulatory factor	-
BVS141_RS02520	491558..492565	+	1008	WP_003156177.1	PP2C family protein-serine/threonine phosphatase	-
BVS141_RS02525	492629..492958	+	330	WP_003156176.1	anti-sigma factor antagonist RsbV	-
BVS141_RS02530	492955..493437	+	483	WP_007609591.1	anti-sigma B factor RsbW	-
BVS141_RS02535	493403..494191	+	789	WP_003156171.1	RNA polymerase sigma factor SigB	-
BVS141_RS02540	494191..494793	+	603	WP_003156170.1	SpoIIE family protein phosphatase	-

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)

Relative position:
(1) inside: TA loci is completely located inside the MGE;
(2) overlap: TA loci is partially overlapped with the MGE;
(3) flank: The TA loci is located in the 5 kb flanking regions of MGE.

Domains

Predicted by InterproScan

Toxin

• mRNA interferase PemK-like (4-111)

Antitoxin

• Ribbon-helix-helix protein, CopG (12-45)

Sequences

Toxin

Protein

• Length: 117 a.a.
• Molecular weight: 12977.98 Da
• Isoelectric Point: 4.8781

>T31780 WP_003156187.1 NZ_AP018402:489483-489833 [Bacillus velezensis]
MIVKRGDVYFADLSPVVGSEQGGVRPVLVIQNDIGNRFSPTAIVAAITAQIQKAKLPTHVEIDAKRYGFERDSVILLEQI
RTIDKQRLTDKITHLDDEMMDKVDEALQISLALIDF

Nucleotide

• Length: 351 bp

>T31780 NZ_AP018402:489483-489833 [Bacillus velezensis]
TTGATTGTAAAGCGCGGCGATGTTTATTTTGCTGATTTATCTCCTGTTGTTGGCTCAGAGCAAGGCGGCGTACGCCCGGT
TTTAGTGATCCAAAATGATATCGGAAATCGCTTTAGCCCGACTGCTATTGTTGCAGCCATAACAGCCCAAATACAGAAAG
CGAAATTACCAACCCACGTCGAAATTGATGCAAAACGCTACGGTTTTGAAAGAGATTCCGTTATTTTGCTGGAGCAAATT
CGGACGATTGACAAGCAAAGATTAACGGATAAAATAACTCATCTGGATGATGAAATGATGGATAAGGTTGATGAAGCCCT
GCAAATCAGTTTGGCACTCATTGATTTTTAG

Antitoxin

Protein

• Length: 94 a.a.
• Molecular weight: 10562.92 Da
• Isoelectric Point: 6.4706

>AT31780 WP_003156188.1 NZ_AP018402:489196-489477 [Bacillus velezensis]
MSESSARTEMKISLPENLVAELDGVAMREKRSRNELISQAVRAYVSERTTRHNRDLMRRGYMEMAKINLNISSEAHYAEC
EAETTVERLVSGG

Nucleotide

• Length: 282 bp

>AT31780 NZ_AP018402:489196-489477 [Bacillus velezensis]
TTGTCTGAATCCAGCGCAAGAACCGAAATGAAAATCAGCTTGCCCGAAAACTTAGTAGCTGAATTGGATGGTGTAGCGAT
GCGGGAGAAACGAAGCAGAAACGAACTGATATCACAAGCAGTGAGAGCGTATGTCAGCGAACGGACAACTCGCCATAACC
GTGATTTGATGAGACGCGGGTATATGGAAATGGCGAAAATCAACTTGAATATCTCTTCTGAGGCTCACTATGCTGAGTGC
GAAGCAGAAACGACCGTTGAGCGCTTAGTCAGCGGAGGATAA

Structures

Toxin

• PDB: 4MDX
• PDB: 4ME7
• PDB: 1NE8

Antitoxin

• AlphaFold DB: I2HMS5